Edwin A. Burtt
1926 · Very good
€25
Henri Bergson
1919 · Very good
€35
Mary Whiton Calkins
1910 · Very good
€35
Michael Faraday
1874 · Fine
€65
Matthew Charteris
1916 · Fine
€80
Stephen Walter Ranson
1933 · Very good
€40
Augustin Privat-Deschanel
1903 · Very good
€40
Charles Riborg Mann
1916 · Very good
€35
H. G. Wells
1911 · Very good
€40
James Martineau
1935 · Very good
€80
A. Wilmer Duff
1916 · Very good
€65
Rudolf Steiner, Max Gysi
1910 · Very good
€25
Grant, Robert
1852 · Fine
€130
I. A. Kapandji
1919 · Very good
€85
F. Max Müller
1910 · Very good
€35
J. J. Graham Brown
1901 · Very good
€50
Alfred North Whitehead, Bertrand Russell
1911 · Very good
€25
H. Newell Martin
1908 · Very good
€35
Agnes Repplier
1894 · Very good
€45
Muir, Robert Sir, R MacSween
1935 · Very good
€80
H. Newell Martin
1903 · Fine
€40
Hermann Weyl
1921 · Very good
€80
Brooks Adams
1897 · Fine
€190
Philip B. Hawk, Hawk, Philip Bovier
1920 · Very good
€40
John Dewey
1910 · Fine
€30
Charles Riborg Mann, George Ransom Twiss
1935 · Very good
€30
Jonathan Pereira
1856 · Fine
€200
George Adolphus Jacob
1908 · Very good
€35
Josiah Royce
1902 · Very good
€30
Peter Kropotkin
1925 · Very good
€35
Salisbury, Rollin D.
1909 · Fine
€65
Josiah Parsons Cooke Jr.
1882 · Very good
€120
Claude Bernard
1870 · Very good
€130
George Viner Ellis
1859 · Very good
€60
Alfred North Whitehead
1931 · Fine
€60
Maximilien Marie
1925 · Fine
€35
H. G. Wells
1935 · Very good
€40
William Ledley Vosburgh
1918 · Very good
€90
Sigmund Freud
1914 · Very good
€70
Edouard Goursat
1933 · Very good
€30
Uspenskiĭ Petr Demʹi͡anovich
1935 · Fine
€95
Clemens Brentano
1894 · Very good
€45
S. Weir Mitchell
1914 · Very good
€100
George Santayana
1920 · Very good
€40
E. B. Jamieson
1914 · Fine
€40
H. Stanley Redgrove
1911 · Fine
€170
Jean Louis Rodolphe Agassiz
1855 · Fine
€150
O. M. Mitchel
1892 · Very good
€55
William Allen Whitworth
1870 · Very good
€55
Henri Poincaré
1906 · Very good
€45
John Edwin Sandys, Sir
1932 · Very good
€25
O. Charnock Bradley
1935 · Very good
€100
Peter Kropotkin
1910 · Fine
€50
Charles Hazzard
1935 · Very good
€25
Henri Poincaré, Nicolae Sfetcu
1919 · Very good
€100
John Galsworthy
1935 · Fine
€105
William Morris
1874 · Very good
€230
Matheson, George, George Matheson
1919 · Very good
€65
Daniel John Cunningham
1919 · Very good
€40
Aristotle
1884 · Very good
€75